{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "ransom", "arguments": ["tool", "payment method", "time", "attacker", "victim", "price", "attack pattern", "place", "damage amount"]}], "input": "The group has been tied to numerous attacks , including the attempted theft of nearly $ 1 billion from the central bank of Bangladesh 's New York Federal Reserve account , leading to $ 81 million being stolen ; the WannaCry ransomware outbreak in May ; as well as the use of cryptocurrency mining malware named Adylkuzz to attack the same flaw in Windows server block messaging that WannaCry also targeted ( see Cybercriminals Go Cryptocurrency Crazy : 9 Factors ) ."}
{"ransom": [{"tool": "WannaCry", "payment method": "NAN", "time": "May", "attacker": "NAN", "victim": "Windows", "price": "$ 81 million", "attack pattern": "NAN", "place": "NAN", "damage amount": "NAN"}]}